(state city, state, zip) (date) (name street city, state, zip) Dear ____ (name): Thank you so much for your letter explaining the incident on ____ (what i.e. bus) _____ (time period). It is only when people take the time to let us know about occasional slip-ups that we can rectify problems and continue to serve the community with courtesy and reliability. The information in your letter is now under investigation by our personnel office. Proper disciplinary steps will be taken to those persons involved. We will try very hard to make sure that there will be little chance of a similar circumstance occurring. Cordially yours, (name) (title)